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Information on Common Type of Drugs Abused

Substance Street Names Medical Use Effect and Danger
Ketamine Special K, K, Kit Kat, Vitamin K Surgical anaesthetic
  1. Memory loss
  2. Impaired muscle function
  3. Addiction
  4. Heart problems
  5. Loss of consciousness
  6. Hallucination
  7. Frequent urination
  8. Urinary incontinence
  9. Brain damage
Methamphetamine Ice None
  1. Insomnia
  2. Agitation
  3. Panic and delirium
  4. Anxiety and tension
  5. Skin sores
  6. Depression
  7. Heart failure
  8. Hallucination and feeling of persecution which may lead to violent behaviour
  9. In very high doses, toxic psychosis, convulsions, coma, brain haemorrhage and death may occur
Heroin  White powder, No.4, American money, HK money None
  1. Dependence
  2. Drowsiness
  3. Respiratory depression
  4. Nausea
  5. Withdrawal syndrome:
  6. watery eyes, runny nose, yawning, loss of appetite, irritability, tremors, panic, chills, sweating, cramps
Cocaine C, coke, flake, snow, stardust, Charlie, crack, gold dust, coco Local or topical anaesthetic
  1. Addiction
  2. Respiratory damage
  3. Mania
  4. Paranoid delusion
  5. Impaired memory
  6. Hallucination
  7. Delirium
  8. Heart disease
  9. Nasal damage
Cannabis Marijuana, hash, grass None
  1. Hallucination
  2. Impaired co-ordination
  3. Addiction
  4. Heightened risk of cancer
  5. Reduced concentration and impaired memory and judgment
  6. Depression and extreme suspicion of others
  7. Irritability and short temper
  8. Respiratory disease
  9. Regular users of cannabis are more likely to try other illicit drugs
Codeine Robo, DXM Cough suppressant
  1. Memory loss
  2. Slow to react
  3. Reduced breathing rate
  4. Brain damage
  5. Intoxication and drug induced mental disorders
  6. Tooth decay
  7. Many abusers underestimate the addictiveness of cough medicine and gradually increase the dosages and thus the risks
Methylenedioxy- methamphetamine (MDMA) Ecstasy None
  1. Tending to over-exercise which may lead to exhaustion, over-heating and eventually convulsion or collapse
  2. Causing convulsions of muscles and uncontrollable behaviour of "shaking and dancing"
  3. Confusion, depression, sleep problem, anxiety and paranoia, such feelings may last for weeks after taking the drug
  4. Increase in heart rate and blood pressure poses a special risk for people with circulatory or heart disease
  5. Hot crowded conditions, e.g. party sites, can lead to dehydration and heart or kidney failure
  6. Abusers may undermine safe sex practices due to reduction in inhibitions

Triazolam

Midazolam

Zopiclone

Nimetazepam

None

Blue Gremlin

None

Give me five/Ng Chai

Hypnotic
  1. Dependence
  2. Drowsiness
  3. Dizziness
  4. Sedation
  5. Depression
  6. Hostility
  7. In-coordination
  8. Ataxia
  9. Foetal abnormalities
  10. Loss of memory
  11. Impaired cognitive and neuromotor functioning

Sources:Narcotics Division, Security Bureau, The Government of the Hong Kong Special Administrative Region

For up-to-date information, please visit:http://www.nd.gov.hk/en/druginfo.htm